chore(deps): bump actions/upload-artifact in the actions group

Bumps the actions group with 1 update: [actions/upload-artifact](https://github.com/actions/upload-artifact).


Updates `actions/upload-artifact` from 4.5.0 to 4.6.0
- [Release notes](https://github.com/actions/upload-artifact/releases)
- [Commits](actions/upload-artifact@v4.5.0...v4.6.0)

---
updated-dependencies:
- dependency-name: actions/upload-artifact
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: actions
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

.github/workflows/ci.yml

@@ -50,7 +50,7 @@ jobs:
           emmake make install -j$(nproc)
 
       - name: Upload build artifacts
-        uses: actions/upload-artifact@v4.5.0
+        uses: actions/upload-artifact@v4.6.0
         with:
           name: libxml2
           path: dist/
@@ -92,7 +92,7 @@ jobs:
           emmake make install -j$(nproc)
 
       - name: Upload build artifacts
-        uses: actions/upload-artifact@v4.5.0
+        uses: actions/upload-artifact@v4.6.0
         with:
           name: SQLite
           path: dist/
@@ -125,7 +125,7 @@ jobs:
           emmake make install -j$(nproc)
 
       - name: Upload build artifacts
-        uses: actions/upload-artifact@v4.5.0
+        uses: actions/upload-artifact@v4.6.0
         with:
           name: GEOS
           path: dist/
@@ -170,7 +170,7 @@ jobs:
           emmake make install -j$(nproc)
 
       - name: Upload build artifacts
-        uses: actions/upload-artifact@v4.5.0
+        uses: actions/upload-artifact@v4.6.0
         with:
           name: PROJ
           path: dist/
@@ -222,7 +222,7 @@ jobs:
           emmake make install -j$(nproc)
 
       - name: Upload build artifacts
-        uses: actions/upload-artifact@v4.5.0
+        uses: actions/upload-artifact@v4.6.0
         with:
           name: GDAL
           path: dist/
@@ -283,7 +283,7 @@ jobs:
           cp ../src/*.h $GITHUB_WORKSPACE/dist/include
 
       - name: Upload build artifacts
-        uses: actions/upload-artifact@v4.5.0
+        uses: actions/upload-artifact@v4.6.0
         with:
           name: MapServer
           path: dist/
@@ -317,7 +317,7 @@ jobs:
         run: emmake make
 
       - name: Upload build artifacts
-        uses: actions/upload-artifact@v4.5.0
+        uses: actions/upload-artifact@v4.6.0
         with:
           name: WASM
           path: |